From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 js/src/jsapi-tests/testArgumentsObject.cpp | 91 ++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 js/src/jsapi-tests/testArgumentsObject.cpp

(limited to 'js/src/jsapi-tests/testArgumentsObject.cpp')

diff --git a/js/src/jsapi-tests/testArgumentsObject.cpp b/js/src/jsapi-tests/testArgumentsObject.cpp
new file mode 100644
index 0000000000..8378de7e08
--- /dev/null
+++ b/js/src/jsapi-tests/testArgumentsObject.cpp
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "jsapi-tests/tests.h"
+
+#include "vm/ArgumentsObject-inl.h"
+#include "vm/JSObject-inl.h"
+
+using namespace js;
+
+static const char NORMAL_ZERO[] = "function f() { return arguments; }";
+static const char NORMAL_ONE[] = "function f(a) { return arguments; }";
+static const char NORMAL_TWO[] = "function f(a, b) { return arguments; }";
+static const char NORMAL_THREE[] = "function f(a, b, c) { return arguments; }";
+
+static const char STRICT_ZERO[] =
+    "function f() { 'use strict'; return arguments; }";
+static const char STRICT_ONE[] =
+    "function f() { 'use strict'; return arguments; }";
+static const char STRICT_TWO[] =
+    "function f() { 'use strict'; return arguments; }";
+static const char STRICT_THREE[] =
+    "function f() { 'use strict'; return arguments; }";
+
+static const char* const CALL_CODES[] = {"f()",           "f(0)",
+                                         "f(0, 1)",       "f(0, 1, 2)",
+                                         "f(0, 1, 2, 3)", "f(0, 1, 2, 3, 4)"};
+
+BEGIN_TEST(testArgumentsObject) {
+  return ExhaustiveTest<0>(NORMAL_ZERO) && ExhaustiveTest<1>(NORMAL_ZERO) &&
+         ExhaustiveTest<2>(NORMAL_ZERO) && ExhaustiveTest<0>(NORMAL_ONE) &&
+         ExhaustiveTest<1>(NORMAL_ONE) && ExhaustiveTest<2>(NORMAL_ONE) &&
+         ExhaustiveTest<3>(NORMAL_ONE) && ExhaustiveTest<0>(NORMAL_TWO) &&
+         ExhaustiveTest<1>(NORMAL_TWO) && ExhaustiveTest<2>(NORMAL_TWO) &&
+         ExhaustiveTest<3>(NORMAL_TWO) && ExhaustiveTest<4>(NORMAL_TWO) &&
+         ExhaustiveTest<0>(NORMAL_THREE) && ExhaustiveTest<1>(NORMAL_THREE) &&
+         ExhaustiveTest<2>(NORMAL_THREE) && ExhaustiveTest<3>(NORMAL_THREE) &&
+         ExhaustiveTest<4>(NORMAL_THREE) && ExhaustiveTest<5>(NORMAL_THREE) &&
+         ExhaustiveTest<0>(STRICT_ZERO) && ExhaustiveTest<1>(STRICT_ZERO) &&
+         ExhaustiveTest<2>(STRICT_ZERO) && ExhaustiveTest<0>(STRICT_ONE) &&
+         ExhaustiveTest<1>(STRICT_ONE) && ExhaustiveTest<2>(STRICT_ONE) &&
+         ExhaustiveTest<3>(STRICT_ONE) && ExhaustiveTest<0>(STRICT_TWO) &&
+         ExhaustiveTest<1>(STRICT_TWO) && ExhaustiveTest<2>(STRICT_TWO) &&
+         ExhaustiveTest<3>(STRICT_TWO) && ExhaustiveTest<4>(STRICT_TWO) &&
+         ExhaustiveTest<0>(STRICT_THREE) && ExhaustiveTest<1>(STRICT_THREE) &&
+         ExhaustiveTest<2>(STRICT_THREE) && ExhaustiveTest<3>(STRICT_THREE) &&
+         ExhaustiveTest<4>(STRICT_THREE) && ExhaustiveTest<5>(STRICT_THREE);
+}
+
+static const size_t MAX_ELEMS = 6;
+
+template <size_t ArgCount>
+bool ExhaustiveTest(const char funcode[]) {
+  RootedValue v(cx);
+  EVAL(funcode, &v);
+
+  EVAL(CALL_CODES[ArgCount], &v);
+  Rooted<ArgumentsObject*> argsobj(cx,
+                                   &v.toObjectOrNull()->as<ArgumentsObject>());
+
+  JS::RootedValueArray<MAX_ELEMS> elems(cx);
+
+  for (size_t i = 0; i <= ArgCount; i++) {
+    for (size_t j = 0; j <= ArgCount - i; j++) {
+      ClearElements(elems);
+      CHECK(argsobj->maybeGetElements(i, j, elems.begin()));
+      for (size_t k = 0; k < j; k++) {
+        CHECK(elems[k].isInt32(i + k));
+      }
+      for (size_t k = j; k < MAX_ELEMS - 1; k++) {
+        CHECK(elems[k].isNull());
+      }
+      CHECK(elems[MAX_ELEMS - 1].isInt32(42));
+    }
+  }
+
+  return true;
+}
+
+template <size_t N>
+static void ClearElements(JS::RootedValueArray<N>& elems) {
+  for (size_t i = 0; i < elems.length() - 1; i++) {
+    elems[i].setNull();
+  }
+  elems[elems.length() - 1].setInt32(42);
+}
+END_TEST(testArgumentsObject)
-- 
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